GW Security 5204CVI2400TVL2T 4-Channel 1080p DVR 2MP 2400TVL HD Surveillance Security Camera System 2015 Newest (Grey) High Definition HD 1080P 4 Channel DVR with (4) 2400TVL 2.0 Megapixel 1080P 3.6mm Security Cameras Support IE browser and mobile surveillance by phones with Android, Blackberry, WinCE, Symbian, and iPhone ,HDMI & VGA 2.0Mega pixel Color CMOS. High efficiency, 1000ft long-distance, real-time transmission Built in OSD Menu, Signal over Coax cable, controlled by HD DVR Pre-installed 2TB Hard Drive and (4) Pre-made BNC cables. 1 Year Warranty and Free Life Time Tech Support From U.S.A.